HomeHVAC > A/C Flow RestrictorsUniversal Air EX529443C A/C Expansion Valve
Part #: EX529443C

Universal Air EX529443C A/C Expansion Valve

Block Expansion Valve
24 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Block Expansion Valve
Fitment: Kia and Hyundai, Magentis, Optima, Sonata, XG350, and XG300
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Reliable A/C Expansion Valve for Hyundai and Kia Models

The Universal Air Block Expansion Valve EX529443C is designed to regulate refrigerant flow in your vehicle's air conditioning system. Compatible with select Hyundai and Kia models, this A/C expansion valve helps maintain optimal cooling performance and system efficiency.

  • Compatible with Hyundai Magentis, Sonata, and Kia Optima, XG300, XG350
  • Part number EX529443C ensures precise fit and function
  • Part of the Universal Air Block Expansion Valve product line
  • Controls refrigerant flow to improve A/C system operation
  • Manufactured to meet OEM specifications for reliable performance

About the Universal Air Block Expansion Valve Product Line

The Block Expansion Valve line from Universal Air focuses on delivering consistent refrigerant flow control for automotive air conditioning systems. This product line is engineered to provide accurate metering of refrigerant, which is critical for maintaining the balance between cooling efficiency and system pressure. The EX529443C valve is a component within this line, designed specifically for certain Hyundai and Kia vehicles to ensure compatibility and durability.

Detailed Product Description

The EX529443C A/C expansion valve from Universal Air is a flow restrictor that regulates the amount of refrigerant entering the evaporator. By controlling refrigerant flow, it helps maintain the correct pressure and temperature within the A/C system, preventing issues such as freezing or overheating. This valve is compatible with Hyundai Magentis, Sonata, and Kia Optima, XG300, and XG350 models, making it a suitable replacement part for these vehicles. Its design aligns with OEM standards to ensure proper fitment and reliable operation.

Common Issues Addressed by This Expansion Valve

  • Inconsistent cabin cooling or reduced A/C performance
  • Refrigerant leakage or improper flow within the A/C system
  • Evaporator freezing due to incorrect refrigerant metering
  • High system pressure causing compressor strain
  • Uneven temperature distribution inside the vehicle

Installation Notes and Tips

  • Ensure compatibility with your specific Hyundai or Kia model before installation
  • Follow manufacturer guidelines for refrigerant handling and system evacuation
  • Replace the expansion valve when performing major A/C system repairs
  • Check for leaks and proper refrigerant charge after installation
  • Professional installation is recommended to maintain system integrity

Quality Assurance and Warranty

The Universal Air Block Expansion Valve EX529443C is manufactured to meet industry standards and OEM specifications. While specific warranty details may vary, Universal Air products typically come with a limited warranty covering defects in materials and workmanship. Always verify warranty terms with the supplier or manufacturer to ensure coverage.

This part fits 24 vehicles. Search below:

YearMakeModelPositionNotes
2006KiaMagentisN/AOld Style; Block Expansion Valve
2006KiaOptimaN/AOE Replacement; Old Body Style; Block Expansion Valve
2005HyundaiSonataN/ABlock Expansion Valve
2005HyundaiXG350N/ABlock Expansion Valve
2005KiaMagentisN/ABlock Expansion Valve
2005KiaOptimaN/AOE Replacement; Old Body Style; Block Expansion Valve
2004HyundaiSonataN/ABlock Expansion Valve
2004HyundaiXG350N/ABlock Expansion Valve
2004KiaMagentisN/ABlock Expansion Valve
2004KiaOptimaN/AOE Replacement; Old Body Style; Block Expansion Valve
2003HyundaiSonataN/ABlock Expansion Valve
2003HyundaiXG350N/ABlock Expansion Valve
2003KiaMagentisN/ABlock Expansion Valve
2003KiaOptimaN/AOE Replacement; Old Body Style; Block Expansion Valve
2002HyundaiSonataN/ABlock Expansion Valve
2002HyundaiXG350N/ABlock Expansion Valve
2002KiaMagentisN/ABlock Expansion Valve
2002KiaOptimaN/AOE Replacement; Old Body Style; Block Expansion Valve
2001HyundaiSonataN/ABlock Expansion Valve
2001HyundaiXG300N/ABlock Expansion Valve
2001KiaMagentisN/ABlock Expansion Valve
2001KiaOptimaN/AOE Replacement; Old Body Style; Block Expansion Valve
2000HyundaiSonataN/ABlock Expansion Valve
1999HyundaiSonataN/ABlock Expansion Valve

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.